TY - JOUR AU - Xosé Masa TI - Duality and minimality in Riemannian foliations. JO - Commentarii mathematici Helvetici PY - 1992 SP - 17 EP - 27 VL - 67 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1992__67_3_140255/ ID - CMH_1992__67_3_140255 ER -